Nick Upton / Adult Herring gull (Larus argentatus) scavenging left over food, St.Ives, Cornwall, UK, June. Editorial use only.

Nick Upton / Adult Herring gull (Larus argentatus) walking among sunbathers on beach, St.Ives, Cornwall, UK, June. Editorial use only.

Petra Wegner / Three Cavalier King Charles Spaniels, tricolour and blenheim sitting on beach chair, ruby on deckchair. Property released.

Matthew Maran / Sun loungers on beach at Tanote Bay, Koh Tao, Thailand, October 2013.

Sam Hobson / Coati (Nasua nasua), foraging on beach for food left behind by tourists. Akumal, Riviera Maya, Yucatan, Mexico. September.

Sam Hobson / Raccoon (Procyon lotor) foraging on beach for food left behind by tourists. Akumal, Riviera Maya, Yucatan, Mexico. September.

Sam Hobson / Raccoon (Procyon lotor) foraging on beach for food left behind by tourists. Akumal, Riviera Maya, Yucatan, Mexico. September.

Sam Hobson / Raccoon (Procyon lotor) foraging on beach for food left behind by tourists. Akumal, Riviera Maya, Yucatan, Mexico. September.

Hanne & Jens Eriksen / Two empty reclining deck chairs on sandy beach under sun umbrella, Jebel Dhanna, Western Region, Abu Dhabi, Arabian Gulf

Hanne & Jens Eriksen / Empty reclining deck chairs in pairs under sun umbrellas on beach, Jebel Dhanna, Western Region, Abu Dhabi, Arabian Gulf

Juan Manuel Borrero / Pedalos and deck chairs on Saona beach, Formentera, Balearic Islands

David Noton / The beach, Kho Phi Phi, Andaman Sea, Thailand